Tonbo-dama #25145 Hole diameter: Approximately 4mm Please see my profile. I have many other items for sale. If you purchase multiple items, I can offer a discount on shipping if you let me know in advance. Please consider this. Instant purchase is OK. Please see my profile. I have many other items for sale. How about using it as a material for accessories, etc.? These are handmade items, so please refrain from purchasing if you are looking for perfection. Reference size: "See photo" There is no other item like this. This is the only one available. I do not accept custom orders. The photos were taken with a light. There may be slight differences from the actual color. Tonbo-dama Handmade Burner work Kinari glass Satake glass Glass beads Artist Dragonfly ball Tonbo-dama